A/D Analog to Digital Converter
ACE Advanced Cosmic ray Explorer
ACS Attitude Control System
ACT Attitude Control Thruster(s);
ACT Automated Command Tracking;
ACTS Advanced Communications Technology Satellite
ADC Analog to Digital Converter
Ah Ampere-hour
AIV Assembly, Integration & Verification (CIDA)
AO Announcement of Opportunity
ARR ATLO Readiness Review
ASIC Application-Specific Integrated Circuit
ATLO "Assembly, Test, and Launch Operations"
AU Astronomical Units
C&DH Command and Data Handling
C/A Closest Approach
CBS Cost Breakdown Structure
CCSDS Consultative Committee for Space Data Systems
CDCF Cosmic Dust Collection Facility
CDR Critical Design Review
CDRL Contract Data Requirements List
CDU Command Detector Unit
CHON "Carbon, Hydrogen, Oxygen, Nitrogen (particle)"
CIDA Cometary and Interstellar Dust Analyzer (Successor to PIA)
CMMTL Composites Materials and Manufacturing Technology Lab
CoMA Comet Mass Analyzer
COMPLEX Committee on Planetary Exploration
COTS Commercial Off-The-Shelf
CPU Central Processing Unit
CPV Common Pressure Vessel
D/H Deuterium to Hydrogen ratio
dB Decibel
DC/DC Direct current/Direct current Converter
DFM Dust Flux Monitor
DFMI Dust Flux Monitor Instrument
DFMW Dust Flux Monitor Whipple Shield
DOF Degree of Freedom
DSM Deep Space Maneuver
DSN Deep Space Net
DTC Design-To-Cost
EDAC Error Detection and Correction
EDL Entry, Descent, and Landing
EED Electro-Explosive Device
EEE "Electrical, Electronic, and Electreomechanical"
EEM Electrical Engineering Model
EGA Earth Gravity Assist
EGAD Earth Gravity Assist Date
EGSE Electrical Ground Support Equipment
EGTT Enhanced GPS Telemetry Transmitter
EM Electron microscope
EMF Electronics Manufacturing Facility (MMA)
EMI Electromagnetic Interference
EOM End of Mission
EOS Earth Observing System
EPL Engineering Propulsion Lab (MMA)
EPS Electrical Power Subsystem
ESA European Space Agency
ET Ephemeris Time
EVR Event Reporting
EW Earth-Wild-2;
FMECA "Failure Modes, Effects, and Criticality Analysis"
FOS Faint Object Spectrograph
FOV Field of View
FR Failure Report
FRR Flight Readiness Review
FSW Flight Software
FTP Fault-Tolerant Processor
FTP File Transfer Protocol
GAS Get-Away Special
Gb Gigabit
GDS Ground Data System
GEMS Glass-Embedded Metal Sulfides
GENSAT "Government Earth-Orbiting, Nadir-Pointing Satellite"
GIDEP Government-Industry Data Exchange Program
GPS Global Positioning System
GRS Gamma Ray Spectrometer
H/W Hardware
HAST High-Altitude Supersonic Test
He Helium
HEF Hight Efficiency
HEPA High Efficiency Particulate Absorber
HGA High Gain Antenna
HITF Hypervelocity Impact Test Facility (JSC)
HPF Hazardous Processing Facility
HQ Headquarters
I&T Integration and Test
I/F Interface
I/O Input/Output
IDP Interplanetary Dust Particle
IFOG Interferometric Optical Gyro
IFOV Instantaneous Field of View
IMU Inertial Measurement Unit
IMU Inertial Measurements Unit
IP Interplanetary
IR Infrared
IRR Interim Requirements Review
IS Interstellar
IS Interstellar
ISM Interstellar Medium
ISP Interstellar Particle
Isp Specific Impulse
JPL Jet Propulsion Laboratory
JSC Johnson Space Center
L/M Link Margin
L/W Lightweight
LDEF Long Duration Exposure Facility
LEO Low Earth Orbit
LFT Time to closest Approach
LGA Low Gain Antenna
LMA Lockheed Martin Astronautics
LMAC Lockheed Martin Astronautics Corporation
LMPP Lockheed Martin Power Products
LV Launch Vehicle
LV Launch Vehicle
MAT Management Advisory Team
Mb Megabit
MDA McDonnell Douglas Aerospace
MECO Main Engine Cut-Off
MEL Master Equipment List
MGA Medium Gain Antenna
MGDS Multi-mission GDS
MGS Mars Global Surveyor
MGSE Mechanical Ground Support Equipment
MI Maturity Index
MI Minority Institution
MLI Multi-Layer Insulation
MMA Martin Marietta Astronautics
MMH Monomethylhydrazine
MO,M.O. Mars Observer
MOS Mission Operations Subsystem
MOSC Mission Operation Support Center
MOSO Mission Operations Support Office
MPI (CIDA)
MRB Materials Review Board
MS Mass Spectrometer
ms milliseconds
MSTI Miiniature Sensor Technology Integration
N Newton
n/a Not Applicable
N2H4 Hydrazine
N2O4 Nitrogen Tetroxide
NAS National Academy of Sciences
NASA National Aeronautics and Space Administration
NAV Navigation
NAVCAM Navigation Camera
NCS Nutation Control System
NEAR Near Earth Asteroid Rendezvous
NiCd Nickel-Cadmium
NiH2 Nickel Hydrogen (battery)
NTO Nitrogen Tetroxide
OCA Optical Corporation of America
OPNAV Optical Navigation
Ops Operations
OS Operating System
P/L Payload
P/L Payload
PA Product Assurance
PAH Polycylic Aromatic Hydrocarbons
PC Personal Computer
PCU Power Control Unit
PDR Preliminary Design Review
PDR Preliminary Design Review
PDS Planetary Data System
PI Principal Investigator
PI Principle Investigator
PIA Particle Impact Analyzer
PICA Phenolic Impregnated Carbon Ablator
PIP Project Implementation Plan
PM Project Manager
PMD Propellant Management Device
PPT Peak Power Tracker
QA Quality Assurance
RA Right Ascension
RAM Random Access Memory
RDD Requirements Driven Design/Definition Developer
REM Rocket Engine Module
RFP Request for Proposal
RISC Reduced Instruction Set Computing
ROM Read-Only Memory;
ROM Rough Order of Magnitude
S/C Spacecraft
S/N Signal-to-Noise
S/W Software
S/W Software
SA Solar Array
SAR Solar Array Regulator
SB Small Business
SBSWG Small Bodies Science Working Group
SCATHA Spacecraft Chargin at High Altitude
SCI "SCI Systems, Inc."
SCI Science
SD Stardust
SDB Small Disadvantaged Business
SDIO Strategic Defense Initiative Organization
SEDB Systems Engineering Data Base
SEG Sequence of Events Generator
SEIT Systems Engineering and Integration Team
SEM Scanning Electron Microscope
Sep Separation
SEU Single-Event UPset
SiC Silicon Carbide
SIMS Secondary Ion Microprobe Spectrometer
SLOC Software Lines of Code
SM Spacecraft Manager
SMTS Stardust Mission Test System
SPICE Trajectory/ephemeris
SPK files
SPV Single Pressure Vessel
SRC Sample Reentry Capsule
SRM Solid Rocket Motor
SRR Systems Requirements Review
SSB Space Support Building (MMA)
SSEC Solar System Exploration Committee
SSL Space Simulation Laboratory (MMA)
SSR Solid State Recorder
SSTI Small Spacecraft Technology Iniative
STB System Test Bed (JPL)
STC Spacecraft Technology Center (MMA)
STL Spacecraft Test Laboratory (LMA)
STPM Structural/Thermal/Pyro Model
STS Space Transportation System (Shuttle)
SW Software
TBD To Be Determined
TBS To Be Supplied/Specified
TCM Trajectory Correction Maneuver
TCS Thermal Control System
TIP Technical Implementation Plan
TMP Technical Management Plan
TOF Time-of-Flight
TOF-MS Time of Flight-Mass Spectrometer
TOMS-EP Total Ozone Mapping Spectrometer - Earth Probe
TOS Transfer Orbit Stage
TPS Thermal Protection System
TRAJ Trajectory
UHF Ultra High Frequency
USAF United States Air Force
UTTR Utah Test and Training Range
UV Ultraviolet
VEGA Soviet Mission to Comet Halley
VGR Voyager
W2 Wild-2, comet
WCA Worst-Case Analysis
WE Wild-2, earth
XMIT Transmit
XPNDR Transponder
XRF X-Ray Fluorescence
Yo-Yo Despin Device